21240761040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{951647}}^1$

素因数の和:951697

約数の個数: 120

約数和(自身を含む): 73634715648

約数和(自身を除く): 52393954608

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3720, 4464, 5580, 7440, 11160, 22320, 951647, 1903294, 2854941, 3806588, 4758235, 5709882, 7613176, 8564823, 9516470, 11419764, 14274705, 15226352, 17129646, 19032940, 22839528, 28549410, 29501057, 34259292, 38065880, 42824115, 45679056, 57098820, 59002114, 68518584, 76131760, 85648230, 88503171, 114197640, 118004228, 137037168, 147505285, 171296460, 177006342, 228395280, 236008456, 265509513, 295010570, 342592920, 354012684, 442515855, 472016912, 531019026, 590021140, 685185840, 708025368, 885031710, 1062038052, 1180042280, 1327547565, 1416050736, 1770063420, 2124076104, 2360084560, 2655095130, 3540126840, 4248152208, 5310190260, 7080253680, 10620380520, 21240761040]

約数ペア:

[(1, 21240761040), (2, 10620380520), (3, 7080253680), (4, 5310190260), (5, 4248152208), (6, 3540126840), (8, 2655095130), (9, 2360084560), (10, 2124076104), (12, 1770063420), (15, 1416050736), (16, 1327547565), (18, 1180042280), (20, 1062038052), (24, 885031710), (30, 708025368), (31, 685185840), (36, 590021140), (40, 531019026), (45, 472016912), (48, 442515855), (60, 354012684), (62, 342592920), (72, 295010570), (80, 265509513), (90, 236008456), (93, 228395280), (120, 177006342), (124, 171296460), (144, 147505285), (155, 137037168), (180, 118004228), (186, 114197640), (240, 88503171), (248, 85648230), (279, 76131760), (310, 68518584), (360, 59002114), (372, 57098820), (465, 45679056), (496, 42824115), (558, 38065880), (620, 34259292), (720, 29501057), (744, 28549410), (930, 22839528), (1116, 19032940), (1240, 17129646), (1395, 15226352), (1488, 14274705), (1860, 11419764), (2232, 9516470), (2480, 8564823), (2790, 7613176), (3720, 5709882), (4464, 4758235), (5580, 3806588), (7440, 2854941), (11160, 1903294), (22320, 951647)]